SA738M Grade E - ASME SA-738/SA-738M-2023

Grade	SA738M Grade E
Corresponding Standard	ASME SA-738/SA-738M-2023 Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel, for Moderate and Lower Temperature Service
Classification	Alloy Steel

SA738M Grade E Chemical Element Composition Content (%)

	Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V	Nb	B	Al	More
t≤50mm	Minimum Value	-	0.15	1.1	-	-	-	-	-	-	-	-	-	0.02	Nb+V≤0.12
t≤50mm	Maximum Value	0.12	0.5	1.6	0.015	0.006	0.3	0.7	0.35	0.35	0.09	0.05	0.0007	-	Nb+V≤0.12

SA738M Grade E Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤50	620~760	≥515	≥20	-45°C: 27 (Longitudinal) -30°C: 27 (Transverse)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!